Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7051395 | Disposable and foldable toothbrush A disposable toothbrush that can folded and unfolded upon it self is shown and described. The toothbrush is constructed of two folding sections that each contain bristles each half can join to the other half and so provide a rigid toothbrush for brushing. Prior to u... | 05/30/2006 |
| 6813610 | Custom design and manufacturing program for interior designs A computerized system for providing a consumers with a means of designing and visualizing customized design interiors using components or parts chosen from off the shelf components in order to create a custom interior with a minimum of effort on the part of the sale... | 11/02/2004 |
| 6771168 | Automotive system to prevent car jacking The invention is a system for use in automobiles for preventing and frustrating carjacking attempts. The system includes a Radio Frequency Identification Tag (RFIT) kept by the user and an interrogating system on the car that periodically reads the RFIT in order to ... | 08/03/2004 |
| 6688376 | Two port coil capacity modulator A coil modulator apparatus for use in connection with heat transfer coil assemblies found in commercial heating and air conditioning units is used to limit the number of active tube sections in cooling coil assemblies. The two port modulator apparatus com... | 02/10/2004 |
| 6626234 | Coil capacity modulator A coil modulator apparatus for use in connection with heat transfer coil assemblies found in commercial heating and air conditioning units is used to divert passage of water flow in certain sections of each tube in the coil assembly. The coil modulator ap... | 09/30/2003 |
| 6626431 | Rotational cubic puzzle A rotating cubic puzzle having 6 faces in the manner of Rubik's Cube (trademark name for cubic puzzle) and having an N×N array of cells on each face. Each cell of the puzzle has a numerical value associated with it such that when the puzzle is successful... | 09/30/2003 |
| 6617753 | Vibratory excitor apparatus and method A control system and an apparatus using the control system. A controller monitors and adjusts the vibratory motion of the mechanical elements used in devices by means of transducers and other similar apparatuses. The present system is used to control mach... | 09/09/2003 |
| 6591715 | End mill type gear cutters for spindle driven machines A process for producing quick and inexpensive gear cutters made of steel or carbide. Cylindrical shaped blanks of tool steel or other suitable materials of are chosen for a size appropriate for the task and are then machined in order to form cutting edges... | 07/15/2003 |
| 6553614 | Vacuum cleaner with air/water separator hub An air and water hub for the separation of excess water from air is constructed at the top of a canister assembly that is used for the induction of air, dust and water. The hub is a spinning member rotating within the canister assembly near the top thereo... | 04/29/2003 |
| 6550066 | Sports jacket of reversible construction for displaying alternate team and/or player affiliations A team jacket with sports logo that is of reversible construction. Different teams sports logos are on both the inner and outer surfaces of the jacket. The jacket may also be equipped with the names of players so that the jacket may be reversed to reveal ... | 04/22/2003 |
| 6533585 | Periodic pyramid: chemistry puzzle and teaching device A puzzle apparatus for the study of chemistry and based upon the Zmaczynski equilateral triangular model of the periodic table of the chemical elements. A pyramid shape is used as a puzzle base and it has a series of apertures that represent the positions... | 03/18/2003 |
| 6438221 | Electronote wall mounted messaging device A wall-hung or shelf situated free-standing voice memorandum system allows an individual to record a message for another member of the household. the system can be used in connection with a household doorbell system so that at the user's choice, the syste... | 08/20/2002 |
| 6432304 | Remote operating ballast filter for vessels A remotely operated filtering system for ballast tanks used on naval vessels. A basket shaped filtering net is used in connection with the tanks and is controlled by a remote control operated by a human operator. The operator controls the movement and the... | 08/13/2002 |
| 6390026 | Roping steer leg saver A leg protection apparatus for steers in the roping industry. The apparatus has an upper and a lower portion. The lower portion has a VELCRO closure alongside the entire edge so that a secure complete cylindrical portion can be fit over the lower part of ... | 05/21/2002 |
| 6375236 | Protective handle for lollipops The invention is a safety device for use in connection with candies such as lollipops that are equipped with sticks. Such handle will have a narrow opening running down the length of the handle in order to hold the narrow paper stick of the lollipop. Such... | 04/23/2002 |
| 6361324 | Tetrahedral twist: chemistry puzzle and teaching device A twisting three dimensional puzzle apparatus for the study of chemistry and its history and based upon the Zmaczynski equilateral triangular model of the periodic table of the chemical elements. Each face of the pyramid has a series of equilateral shaped... | 03/26/2002 |
| 6342127 | Distillation device A distillation device including an enclosed tube of elliptical or circular cross section and having a top of an inverted shape so that the inverted portion points downward. The upper section of the outer tube should be of a material that permits the heati... | 01/29/2002 |
| 6298889 | Single color vehicle tires of fully colored composition The invention is a process of manufacture, namely an automobile tire that is made of a colored composition that is of a single, inherent non-black color. The rubber composition of the tire is thus enhanced by the use of a coloring agent such as a pigment ... | 10/09/2001 |
| 6279276 | Protective assembly for loading docks A protective system for overhead doors on loading dock platforms for use in connection with a pair of pipe bollards permanently erected at each of the sides and in front of the door. The system includes a pair of net securing devices each having a mountin... | 08/28/2001 |
| 6238505 | Protruding bolt bumper The invention is a plastic safety cover for covering bolts and similar hardware items that may extend from construction projects such as building scaffolding. The invention is designed to be used to cover bolts etc. that extend outward from scaffolding fo... | 05/29/2001 |
| 6223913 | Transport racking system A shelving system designed to fit within the confines of a transport vehicle and including side wall sections forming a vertical and horizontal framework. The vertical sections contain a series of bolt holes for bolting through of both angle shaped and po... | 05/01/2001 |
| 6213138 | Tent frame An improved tent frame apparatus comprising a rectangular tubular network having primarily four corner sections of tubular shape. Each of the corner pieces has a threaded hook and nut arrangement in connection with the corner in order to tightly stretch a... | 04/10/2001 |
| 6155529 | Adjustable Christmas tree/plant stand A Christmas tree stand of adjustable nature having a platform of planar construction and an opening near the center of the platform is shown and described. Legs in connection with the platform are of adjustable nature and may be varied in length so that t... | 12/05/2000 |
| 6137084 | Heating element for heated windshield wiper A heated windshield wiper unit having an improved electrical heating element. The wiper may be constructed as a wiper blade constructed of silicon material for attachment to existing wiper blade frame supports that are already standard for automobiles and... | 10/24/2000 |
| 6133831 | Purse arm alarm system The invention is a secured purse that emits a security alarm sound when the purse is grabbed by a robber or attacker. The purse includes purse straps that are detachable from the purse by a system of pull pins that allow the strap to detach from the purse... | 10/17/2000 |
| 6132057 | Night light for illuminating door knobs The invention is an illuminating device for doorknobs. The apparatus comprising an acrylic prism of a horseshoe shaped and of a size that allows it to fit over a standard sized door knob and then reside upon the back plate of the door knob. The prism is l... | 10/17/2000 |
| 6101634 | Transportable garment for use with non ambulatory patients A garment for wearing by non ambulatory patients is shown and described as having at least two pair of handholds near the top seam of the garment for transport of such patients. The garment is made of front and rear portions connected to one another by a ... | 08/15/2000 |
| 6082383 | Umbrella with actuator sleeve for manual and automatic operation An operating mechanism for "patio type" umbrellas uses an actuator sleeve in order to open and close the canopy. The sleeve is in connection an inner rod on the inside of the main shaft that in turn is used to open and close the ribs that support the cano... | 07/04/2000 |
| 6082049 | Metal door frame reinforcements A metal door frame reinforcing apparatus is of "U" shape and is attached to the inside of the door frame so as to enclosed that section of the door frame within the "U" shape and thus direct any striking forces toward that section of the wood that is encl... | 07/04/2000 |
| 6062232 | Hair accessory holder for upright attachment A plurality of flexible and detachable bands in the center of the accessory are used to hold various hair accessories. There is at least one top loop in connection with the pillow that allows for attaching the apparatus to a door knob or the like in order... | 05/16/2000 |
| 6058951 | Remotely controlled and electrically operated umbrellas A remotely or manually actuated electrically operated umbrella for use with larger canopies in outdoor settings like restaurants. The umbrella uses a gear and chain drive system to urge upward a traveling rod that in turn actuates a bracket to open and cl... | 05/09/2000 |
| 6053534 | Inflatable evacuation shuttle The invention is an inflatable evacuation/rescue sled for use in stabilizing the occupant initially followed by transport. The sled uses an inflatable cushion in connection with the sled. After the occupant has been transferred onto the backboard and stab... | 04/25/2000 |
| 6043739 | HyperVision auxiliary taillight array A novel auxiliary taillight array for attachment to strategic locations on towed, or heavy hauling vehicles comprise a series of aligned, illuminated geometric configurations designed to substitute for a vehicle's permanently mounted inoperable, or obscur... | 03/28/2000 |
| 6036050 | Stop motion hinge for a garbage can A stop motion hinge for use on garbage cans utilizes a spring loaded hinge for stop motion of the lid. A spring loaded washer or plate with a series of bumps abuts the sides of the hinge. The sides of the hinge member have a series of apertures to allow t... | 03/14/2000 |
| 6012733 | Advanced bike frame design An advanced frame design primarily for mountain bikes that utilizes an advanced construction of lightweight tubes to create bicycle framework of greater strength without added weight. The frame design utilizes pairs of thin tubes arranged within the bike ... | 01/11/2000 |
| 6010267 | Squeegee with extended handle and remote spraying device An extended squeegee and fluid delivery system for cleaning in places that are of high elevation. A squeegee is used in connection with an extended handle. The spray system has a pump that delivers a cleaning agent through a conduit in connection with the... | 01/04/2000 |
| 6003744 | Lumbar oxygen carrier The invention is a lumbar supported carrier for oxygen tanks comprising a main belt portion and a pouch for the tank. The belt has a shoulder strap for stabilizing the belt and tank extending over the shoulder and diagonally across the body. The shoulder ... | 12/21/1999 |
| 6001031 | Through channel back golf club head design A golf club head having a sweet spot area of lighter weight than the perimeter surround it. The sweet spot area on the front of the club is filled with a lightweight material that extends toward the rear of the club and is both lighter in weight than the ... | 12/14/1999 |
| 5996479 | Cutting board with air directing member An improved cutting board having a fan or similar member for drawing air across the surface of the cutting board. A housing at one side of the board contains a fan in connection with an air filter that removes airborne particles commonly associated with f... | 12/07/1999 |
| 5987842 | Steel house framing construction panels A metal construction unit comprising the connection of rail type channels with hat type channels. A plurality of such metal hat channels may be attached to a pair of such rail channels. Hat channels being "U" shaped with side extensions at the top of the ... | 11/23/1999 |